Conditions for Setting the DTC
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- The PTOM detects a valid stuck signal on one or more of the PTO switch circuits: SET -, RES +, 1 or 0.
- The PTO lamp will illuminate for 1 second, then turn off.
- The above condition is present for greater than a predetermined time threshold.